Pentagon Briefing Defense Secretary Dr. Mark T. Esper and Army Gen. Mark A. Milley, chairman of the Joint Chiefs of Staff, update reporters on the Defense Department's COVID-19 response at the Pentagon, May 5, 2020. SHARE: Download: Full Size (1 MB) Tags: Coronavirus Credit: Marv Lynchard, DOD VIRIN: 200505-D-FW736-1015M.JPG Photo Gallery